let /let/ (letting, let, let) ► SEE ALLlet sb downlet sb/sth downlet yourself downlet sth downlet sb/sth inlet yourself inlet sb/sth/yourself into sthlet sth inlet sb/yourself in for sth let sb in on sthbe let into sth let off let sb off (with sth)let sb offlet sb off sthlet sth offlet on (to sb) let out let sb outlet sb out of sthlet sb/sth outlet sb/sth out of sthlet yourself outlet yourself out of sthlet sth outlet sb/sth pastlet sb/sth throughlet up ●ˌlet sb ˈdown🔑1.to fail to help or support sb in the way that they hoped or expected（因未如所期望的提供协助或支持）让某人失望◆She said she would help, but let them down at the last minute. 她说过要帮忙，可最后关头却让他们失望。◆It’s important our decision doesn’t let down our customers. 重要的是我们的决定不要让顾客失望。◆The car has never let me down. 我这辆车从未出过毛病。◆I felt I’d been badly let down by the company. 我觉得公司令我非常失望。2.to tell sb some bad news in a kind way so that they will not be too disappointed or upset婉转地告诉某人坏消息◆The kids will be really upset that the trip’s been cancelled—try to let them down gently. 旅行取消了，孩子们会大失所望——尽量婉转点跟他们说。[v + n/pron + adv]1also[v + adv + n] ●let the ˈside down (BrE) to disappoint your family, friends, team, etc. by not being as successful as they expect, or not helping or supporting them使自己人（如家人、朋友、团队等）失望；未能帮助（或支持）自己的一方；拆自家人的台◆John would never let the side down. 约翰永远不会让大家失望的。◆I knew I was letting the side down (= disappointing my family, etc.) by not going to college. 我知道我没上大学让家人失望了。▸ˈlet-down
noun
[countable, usually singular, uncountable] sth that is not as good as you thought or hoped it would be令人失望的事物◆The book was great but the ending was a bit of a let-down. 这本书很不错，可是结尾有些不尽人意。●ˌlet sb/sth ˈdown●ˌlet yourself ˈdownto make sb/sth/yourself less successful or impressive than they/it/you should be使略逊一筹；使美中不足◆Her pronunciation lets her down. 她美中不足的是发音不大好。◆His clothes let him down. 他穿着不够得体。◆If you don’t work hard for these exams, you’ll only be letting yourself down. 你要是不努力准备这些考试，成绩就会不理想。[v + n/pron + adv][v + adv + n]●ˌlet sth ˈdown1.to make sth go lower放下；放低；降下◆We let the bucket down on a rope. 我们用绳子把吊桶放下去。SYNlower sth (more formal) 2.to make sth longer, especially an item of clothing把（衣服）放长◆I’m going to let the hem down a couple of centimetres. 我要把褶边放出几厘米。OPPtake sth up3. (BrE) to allow the air to come out of sth, such as a tyre给（轮胎等）放气◆The tyres on his car had been let down during the night. 晚上他的车胎被人放了气。OBJtyre SYNdeflate sth (formal) [v + n/pron + adv][v + adv + n] ●let your ˈhair down (informal) to relax and enjoy yourself, often in a lively way（快活地）放松，轻松一下◆I saw my parents letting their hair down on the dance floor. 我看见我爸妈在舞池快乐地跳着舞。●ˌlet sb/sth ˈin🔑●ˌlet yourself ˈin🔑●ˌlet sb/sth/yourself ˈinto sth🔑to allow sb/sth/yourself to enter a room or a building让…进来◆Let me in! It’s cold out here. 让我进去！外面很冷。◆The guard refuses to let anyone in without a security pass. 没有安全通行证，门卫就不让进。◆She let herself into the flat. 她进了公寓。[v + n/pron + adv][v + adv + n][v + n/pron + prep]●ˌlet sth ˈinto allow sth such as water or light to enter a place through a hole让（水、光等）进来◆There was a hole in the roof that let the rain in. 屋顶有个洞漏雨。◆I drew the curtains back to let in some light. 我拉开窗帘透透光。OBJlight, rain, waterNOTENot used in the passive.不用于被动语态。[v + n/pron + adv][v + adv + n]▸ˈinlet
noun
1.a narrow strip of water which goes from the sea or a lake into the land（海或湖伸向陆地的）小湾，水湾◆a narrow / sheltered inlet 狭窄的／隐蔽的港湾2.the part of a machine through which air, gas or fuel enters（气体或燃料进入机器的）入口，进口◆a fuel / power inlet 燃料入口／充电插口●ˌlet sb/yourself ˈin for sth (informal) to allow yourself to become involved in sth difficult or unpleasant（使）卷入，牵涉到…中◆If I’d known what I was letting myself in for, I’d never have agreed to help. 如果我知道会卷进什么事，我绝对不会同意帮忙的。◆What have you let me in for? 你给我招惹了什么麻烦？NOTENot used in the passive.不用于被动语态。NOTEOften used in questions with what.常用于带 what 的疑问句。[v + n/pron + adv + prep]●ˌlet sb ˈin on sth (BrE alsoˌlet sb ˈinto sth) (informal) to allow sb to share a secret向某人透露（秘密）◆Are you going to let them in on your plans? 你是不是打算让他们知道你的计划呀？◆I wanted to let Chris in on the secret. 我原打算告诉克里斯这个秘密的。◆I’ll let you into a little secret. 我要告诉你一个小秘密。OBJsecret, plans[v + n/pron + adv + prep][v + n/pron + prep]●be ˌlet ˈinto sth (BrE) to be put into the surface of sth使置入；使嵌进◆A large window was let into the wall. 墙上开了个大窗户。[be + v + prep]●ˌlet ˈoff (BrE, informal) to let air from the body come out through your bottom放屁SYNbreak wind (more formal), fart (slang) [v + adv]●ˌlet sb ˈoff (with sth)🔑to punish sb lightly for sth wrong they have done; to not punish sb at all（以轻罚）从宽处理；放过；免罚◆She was let off with a fine. 她只交了罚款就完事。◆I’ll let you off this time, but don’t do it again. 这次我放过你，但是不要再干这事了。[v + n/pron + adv]●ˌlet sb ˈoff🔑●ˌlet sb ˈoff sth🔑1.to allow sb not to do sth or not to go somewhere让某人免于做某事◆You really ought to help with the shopping, but I suppose I could let you off. 你真的应该帮着买东西，但我想我可以饶过你。◆Mum let me off the household chores during exams. 考试期间妈妈免了我的家务活儿。2.to allow sb to get out of a vehicle, especially a bus让某人下车（尤指公共汽车）◆Can you let me off here? 让我在这儿下车好吗？[v + n/pron + adv][v + n/pron + prep] ●let sb off the ˈhookto free sb from a difficult or unpleasant task or situation让某人免做苦差；让某人摆脱窘境◆He wasn’t going to let the senator off the hook easily; he kept asking difficult questions. 他不打算轻易放过那个参议员，不断抛出难缠的问题。●ˌlet sth ˈoff🔑to fire a gun; to make sth explode开（枪）；起爆（炸弹）；燃放（烟花）◆The boys were letting off fireworks. 那些男孩在放花炮。◆He let off a warning shot. 他开枪示警。OBJ firework, shot[v + adv + n][v + n/pron + adv] ●ˌlet off ˈsteam (NAmE alsoˌblow off ˈsteam) to get rid of your energy, emotions, etc. by shouting or doing sth active释放精力；宣泄情感◆He let off steam by hitting a pillow. 他捶打枕头出气。◆ (NAmE) I decided to go for a jog to blow off some steam. 我决定去慢跑，释放一点精力。●ˌlet ˈon (to sb) (informal) to tell sb sth that is supposed to be a secret透露（给某人）◆She doesn’t know I’ve bought her a watch, so don’t let on, will you? 她不知道我给她买了块手表，所以请保密，行吗？◆The children knew he was coming, but they didn’t let on to anyone. 孩子们知道他要来，但他们对谁也没说。◆There were holes in Jack’s shoes, but Kate didn’t let on (that) she’d noticed. 杰克的鞋子破了几个洞，但凯特假装没看见。[v + adv]●ˌlet ˈout (NAmE) when schools, classes, offices, etc. let out, they come to an end and students, workers, etc. go home at the end of a day or a term放学；放假；下班◆Classes let out in June. 6 月不上课。◆More than 30 000 people are expected in the square after work lets out. 预计有 3 万多人下班后来广场。[v + adv]●ˌlet sb ˈout🔑●ˌlet sb ˈout of sth🔑1.to allow sb not to do sth they have promised or are expected to do; to free sb from a difficult situation让某人免于做某事；让某人摆脱窘境◆I’ve got school tomorrow, so that lets me out (of helping). 我明天上学，所以我不用帮忙了。2.to allow sb to leave a hospital, prison, etc., especially for a short time or earlier than expected（尤指暂时或提前）让某人出院（或出狱等）◆The doctors might let me out tomorrow. 医生可能让我明天出院。◆I was amazed they let her out of hospital so soon. 他们这么早就让她出院了，我很惊讶。◆He was let out on parole last week. 他上周获假释出狱。[v + n/pron + adv][v + adv + n][v + n/pron + adv + prep]▸ˈlet-out
noun
[singular] (especially BrE) something that allows you to avoid an unpleasant or difficult situation让人摆脱窘境的事物◆a let-out clause (= in a contract) 合同的保留条款 ◆‘I think it’s too hot to go jogging today,’ I said, looking for a let-out. “我觉得今天太热了，不适合慢跑。”我找借口说。●ˌlet sb/sth ˈout🔑●ˌlet sb/sth ˈout of sth🔑●ˌlet yourself ˈout🔑●ˌlet yourself ˈout of sth🔑to allow sb/sth/yourself to go out of a room or a building让…（从房间或建筑物）出去◆Shall I let the dog out? 我可以放狗出去吗？◆Can you let yourself out? 你可以出去吗？[v + n/pron + adv][v + adv + n][v + n/pron + adv + prep] ●let the ˈcat out of the bagto tell a secret carelessly or by mistake无意中泄露秘密◆I was trying to keep my promotion quiet, but Steve went and let the cat out of the bag. 我尽量不说我晋升的事儿，可史蒂夫过去说漏了嘴。●ˌlet sth ˈout1.to give a cry; to make a sound发出（叫声等）◆She let out a scream of terror. 她发出一声恐怖的尖叫。◆He let out a sigh of relief. 他松了口气。OBJcry, sigh, scream OPPhold sth in2.to allow secret information to become known透露，泄露（秘密）◆He’s the only person who could have let the secret out. 他是唯一可能泄密的人。◆The company let out that they were putting in a bid for KFC. 该公司放出风声说要提出收购肯德基。OBJsecret SYNreveal sth (more formal) 3.(to sb) (BrE) to make a house, etc. available for rent出租（房屋等）（给某人）◆The apartment’s been let out to a couple. 那套公寓租给了一对夫妇。OBJflat/apartment, house SYNhire sth out(to sb), rent sth out(to sb)4.to make an item of clothing looser or larger（把衣服等）放松，放宽，放大◆I’ve eaten so much I’ll have to let my belt out! 我吃得太多，只好松一松皮带了！OBJskirt, trousers OPPtake sth in5. ( ˌlet sth ˈout of sth) to allow air, liquid, etc. to escape让（气体、液体等）（从…）透出去◆We need to let the air out of the radiator. 我们得给散热器放放气。[v + adv + n][v + n/pron + adv]5also[v + n/pron + adv + prep]▸ˈoutlet
noun
1.(for sth)a way of expressing or using energy, strong feelings, ideas, etc.（用以表达或宣泄精力、强烈感情、思想等的）途径，出口◆Children need an outlet for all their energy. 儿童需要有机会消耗一下精力。2.a shop/store or an organization that sells goods made by a particular company or of a particular type专营店；经销店◆a retail / fast food outlet 零售店／快餐店3. (especially NAmE) a shop/store that sells goods of a particular make/makes at reduced prices廉价经销店◆designer outlets 设计师品牌产品折扣店4.a pipe or hole through which water, steam, etc. can flow out（水、蒸汽等的）排放管，出口5. (NAmE) a device in a wall that you use to connect a piece of electrical equipment to a power supply（墙壁上的）电源插座◆an electrical outlet 电源插座6.the end of a river where it flows into a lake or the sea河口；（河流的）入湖口，入海口●ˌlet sb/sth ˈpast🔑to allow sb/sth to go past you给…让路◆Can you let me past, please? 请让我过去好吗？[v + n/pron + adv]●ˌlet sb/sth ˈthrough🔑1.to allow sb/sth to pass or go through sth that is blocking the way给…让路；让…通过◆The crowd moved aside to let the ambulance through. 人群退到一边，让救护车通过。◆Let me through—I’m a doctor. 让我过一下——我是医生。◆These blinds don’t let much light through. 这些窗帘不怎么透光。2. (especially BrE) to say that sb/sth is good enough for sth or is correct通过；许可；批准◆We were worried the council wouldn’t let the plans for the new building through. 我们担心理事会不会通过兴建新楼房的计划。[v + n/pron + adv][v + adv + n] (rare) ●ˌlet ˈup (informal) 1.to become less strong减弱；减轻◆The rain showed no sign of letting up. 雨没有减小的迹象。2.to do sth with less effort or energy than before, or stop doing it松懈；停止◆We mustn’t let up, even though we’re winning. 我们一定不能松劲儿，尽管现在还领先。◆Doesn’t she ever let up? She’s been complaining all day. 她就不能消停一会儿吗？她抱怨一整天了。[v + adv]▸ˈlet-up(in sth)
noun
[uncountable, singular] a reduction in the strength of something; a period of time when sth unpleasant stops减弱；（令人不快事情的）停歇期◆There can be no let-up in the war against drugs. 禁毒斗争不能放松。◆The rain continued all afternoon with no let-up. 雨下了整整一下午，没有停过。
